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| author | Al Viro <viro@zeniv.linux.org.uk> | 2006-11-03 00:28:23 -0800 |
|---|---|---|
| committer | David S. Miller <davem@sunset.davemloft.net> | 2006-11-05 14:11:25 -0800 |
| commit | 02e60370d4dac83f22d5ae75d5512bcb9a3f24b7 (patch) | |
| tree | 3952d784c9d7c061a5ff7c0e23277783f10e55d2 /lib/radix-tree.c | |
| parent | 4833ed094097323f5f219820f6ebdc8dd66f501f (diff) | |
| download | blackbird-op-linux-02e60370d4dac83f22d5ae75d5512bcb9a3f24b7.tar.gz blackbird-op-linux-02e60370d4dac83f22d5ae75d5512bcb9a3f24b7.zip | |
[IPX]: Annotate and fix IPX checksum
Calculation of IPX checksum got buggered about 2.4.0. The old variant
mangled the packet; that got fixed, but calculation itself got buggered.
Restored the correct logics, fixed a subtle breakage we used to have even
back then: if the sum is 0 mod 0xffff, we want to return 0, not 0xffff.
The latter has special meaning for IPX (cheksum disabled). Observation
(and obvious fix) nicked from history of FreeBSD ipx_cksum.c...
Signed-off-by: Al Viro <viro@zeniv.linux.org.uk>
Signed-off-by: David S. Miller <davem@davemloft.net>
Diffstat (limited to 'lib/radix-tree.c')
0 files changed, 0 insertions, 0 deletions
